Chapter 4 Review

Vocabulary

100

Unlike Fractions

Fractions that have different denominators

200

Common Denominator

Fractions that have the same bottom number

300

Terminating Decimal

Decimal that ends or is a repeating decimal where zero is repeated

400

Bar Notation

Line or bar that is placed over digits that repeat, in a repeating decimal.

500

Rational Number

A number that can be expressed as a ratio. 

ex: A fraction, decimal, percent

Terminating/Repeating Decimals

100

Write each Fraction or mixed number as a decimal 

3/10

0.3

200

Write each Fraction or mixed number as a decimal 3/25

0.12

300

Write each Fraction or mixed number as a decimal -7/8

-0.875

400

Write each Fraction or mixed number as a decimal 

5/9

0.5 repeating

500

Write each Fraction or mixed number as a decimal 8/11

0.72 repeating

Add/ Subtract Fractions

100

1/5 + 2/5

3/5

200

3/10 - 9/10

-6/10 or -3/5

300

-1/3 + (-1/4)

-7/12

400

1/2 - (-2/5)

9/10

500

-2/3 - (-3/4)

1/12

Multiply/ Divide Fractions

100

3/5 x 1/2

3/10

200

2/3 x (-4)

-8/3 or -2 and 2/3

300

5 divided by 4/3

3 and 3/4 or 15/4

400

7/3 divided by 5

7/15

500

35/8 divided by 7/4

5/2 or 2 and 1/2

IN Lessons

100

Write each expression using exponents

6 x 6 x 7 x 7 x 7

6² x 7³

200

Find the prime factorization of the following number and write the result using exponents.

216

2³ x 3³

300

Solve each equation

c² = 0.000169

0.013 and -0.013

400

Convert 2 quarts to ounces

32 ounces

500

Convert 3 yards to inches

108 inches